| Patents for F16K 15 - Check valves (18,131) |
|---|
| 10/13/1999 | CN2343335Y Sleeve air-release valve |
| 10/13/1999 | CN1231393A Air jetting device for tyre inflator |
| 10/13/1999 | CN1045653C Device and a method for influencing of a valve |
| 10/07/1999 | DE19907217A1 Frost protection device for horse/cattle drinking troughs |
| 10/07/1999 | DE19813909A1 Hydraulically trippable check valve for mine support hydraulics |
| 10/06/1999 | EP0947752A1 Threshold valve |
| 10/06/1999 | EP0947152A2 Inflatable system |
| 10/06/1999 | CN2342181Y Valve inside for tire |
| 10/06/1999 | CN2342180Y Inflating valve |
| 10/06/1999 | CN2342179Y Stop checkvalve |
| 10/06/1999 | CN2342178Y Odor-proof device for pipeline |
| 10/06/1999 | CN2342177Y Micro resistance cut-off slow closing check valve |
| 10/05/1999 | US5961305 For the administration of active compositions |
| 10/05/1999 | US5960824 Scroll compressor having contoured fixed rotation suction control valve |
| 09/30/1999 | WO1999033089A3 Method and device for detecting sample molecules in a carrier gas |
| 09/29/1999 | CN2340993Y 安全阀 Safety valve |
| 09/29/1999 | CN2340984Y 单向阀门 One-way valve |
| 09/28/1999 | CA2182446C Apparatus and method for electronically controlling inlet flow and preventing backflow in a compressor |
| 09/23/1999 | WO1999047029A1 Container cap for drink containers, valve body insert provided therefor, and drink containers |
| 09/22/1999 | EP0943064A2 Valve-in-valve body, vent port and method |
| 09/22/1999 | EP0942863A1 Damper valve configuration |
| 09/22/1999 | CN2339819Y Rupturing control device for pneumatic delivered sample |
| 09/22/1999 | CN2339818Y Automobile oil-tank turn-over stop valve |
| 09/22/1999 | CN2339817Y Double-axle hydraulic slow-closing butterfly type check valve |
| 09/22/1999 | CN2339816Y 止回阀 Check |
| 09/22/1999 | CN2339815Y Super-high-pressure plunger pump one-way valve |
| 09/21/1999 | US5954081 For aircraft wheels |
| 09/21/1999 | US5954079 Asymmetrical thermal actuation in a microactuator |
| 09/16/1999 | DE19837320C1 Device for removing heating oil through suction pipe |
| 09/16/1999 | DE19811148A1 Check valve for hydraulic system |
| 09/15/1999 | EP0941437A1 Non-leaking, non-venting liquid filled canister quick disconnect system |
| 09/15/1999 | EP0941436A1 Method and sealing valve unit for controlling fluid flow through a passage |
| 09/15/1999 | EP0941433A1 Non-return device |
| 09/15/1999 | CN1228511A Discharge valve assembly for compressor |
| 09/14/1999 | CA2160502C Piston-type check valve with diffuser |
| 09/09/1999 | DE19839821A1 Non-return valve and valve and seat, for Diesel engines |
| 09/09/1999 | DE19808898A1 Lip valve for automotive sliding roof rainwater drain |
| 09/08/1999 | CN2337372Y Ceramic valve ball type single-flow valve |
| 09/08/1999 | CN2337371Y Liquified gas control valve |
| 09/07/1999 | US5947784 In a body of liquid fluid |
| 09/07/1999 | US5947167 Dispensing assembly with interchangeable cartridge pumps |
| 09/07/1999 | US5947152 Check valve and backflow preventer |
| 09/01/1999 | CN2336163Y 带锁球阀 Lockable Ball |
| 09/01/1999 | CN2336162Y Check valve with hinged closure member |
| 09/01/1999 | CN2336161Y Elastic ball automatic check valve |
| 08/26/1999 | DE19829124A1 Pressure valve for pneumatic or hydraulic vehicle brake lines |
| 08/25/1999 | EP0936935A1 Valve assembly |
| 08/25/1999 | CN2334969Y Five-piece assembling type tyre valve inside |
| 08/25/1999 | CN2334968Y Plunger type valve inside |
| 08/25/1999 | CN2334967Y Check liquid valve |
| 08/25/1999 | CN1226957A Dual plate check valve |
| 08/24/1999 | US5941278 For use in a gravity driven cooling system of a nuclear reactor |
| 08/19/1999 | DE19834140A1 Hydraulic or pneumatic valve for use in vehicular brakes |
| 08/18/1999 | EP0936137A2 Pressure compensation for flotation bags in water |
| 08/18/1999 | EP0935719A1 Non-return valve, especially for a piston pump |
| 08/18/1999 | CN2333850Y Oil-feeding check valve for pulse hot smoke machine |
| 08/18/1999 | CN1225986A Slide-valve type non-return valve for automatic speed-changing of automobile |
| 08/17/1999 | US5937988 Throttle device for hydraulic actuator systems and for hydraulic actuator systems of clutches of motor vehicles |
| 08/17/1999 | US5937896 Check valve and seating valve |
| 08/17/1999 | US5937834 Exhaust gas recirculation apparatus |
| 08/17/1999 | CA2016277C Dual check valve |
| 08/11/1999 | EP0934757A2 Check valve |
| 08/11/1999 | EP0797033B1 Non-water hammering check valve device |
| 08/11/1999 | CN2332854Y Simple tyre inflatting constant pressure valve |
| 08/11/1999 | CN2332596Y Inflation plug |
| 08/10/1999 | US5934323 Spool |
| 08/10/1999 | US5934074 Hydraulic power steering apparatus |
| 08/05/1999 | WO1999039121A1 Tank transport pressure relief valve assembly |
| 08/05/1999 | DE19803586A1 Back-flow prevention valve for cavity wall filling inlet |
| 08/04/1999 | EP0933570A1 Low profile discharge check valve |
| 08/04/1999 | EP0932782A1 An inflation valve for sacks, bags or the like containers |
| 08/04/1999 | CN2331806Y Ball valve with wear-resistant and corrosion-resisting |
| 08/04/1999 | CN1044512C Plate for dual-plate check valve |
| 08/03/1999 | US5932095 Multi-chambered supercritical fluid extraction cartridge |
| 08/03/1999 | US5931197 Asymmetrical check valve |
| 07/28/1999 | CN2330908Y Double-check flue joint |
| 07/28/1999 | CN1224488A Container and sealing device for use in container |
| 07/27/1999 | US5927557 Reservoir and faucet assembly for a water cooler |
| 07/21/1999 | CN2329824Y Liquid-controlled non-return valve |
| 07/21/1999 | CN2329817Y Check valve with valve clack |
| 07/21/1999 | CN2329540Y Explosion-proof safety air valve for vehicle |
| 07/21/1999 | CA2227809A1 Bite valve for hydration bladder |
| 07/20/1999 | US5924452 Valve assembly |
| 07/20/1999 | US5924444 Rapid response valve |
| 07/15/1999 | WO1999035425A1 Duckbill valve with crescent shaped lips |
| 07/15/1999 | DE19800796A1 Valve for bladder of inflatable ball |
| 07/15/1999 | CA2315935A1 Duckbill valve with crescent shaped lips |
| 07/14/1999 | CN1222650A Check valve apparatus for scroll compressor |
| 07/13/1999 | US5921835 Inflation device for a buoyancy body |
| 07/13/1999 | US5921276 Piston-type check valve with diffuser |
| 07/13/1999 | US5921265 Valve operating device |
| 07/08/1999 | WO1999033571A1 Drip irrigation lines |
| 07/08/1999 | DE19803364C1 Flap valve for fluid pipeline |
| 07/08/1999 | DE19756444C1 Verfahren und Vorrichtung zum Nachweis von Probenmolekülen in einem Trägergas Method and device for the detection of sample molecules in a carrier gas |
| 07/07/1999 | EP0801716A4 Non-stick treatment for elastomeric slit valves |
| 07/07/1999 | EP0746711A4 Linear mode sheath valve |
| 07/07/1999 | CN1221857A Discharge valve system for linear compressor |
| 07/07/1999 | CN1221697A Plastic safety valve for vessels |
| 07/06/1999 | US5918858 Undulating transverse interface for curved flapper seal |
| 07/06/1999 | US5918783 Thermoplastic squeeze tube with self-sealing dispensing orifice |